San Simeon

County:: San Luis Obispo County
County Seat:: No
Area (mi²):: 0.797
State:: California

San Simeon is a CDP located in San Luis Obispo County, California. San Simeon has a 2025 population of 268. San Simeon is currently declining at a rate of -4.63% annually and its population has decreased by -51.27% since the most recent census, which recorded a population of 550 in 2020.

The average household income in San Simeon is $51,925 with a poverty rate of 3.99%.The median age in San Simeon is 59.3 years: 59.5 years for males, and 57.9 years for females.

Demographics

The racial composition of San Simeon includes 56.48% other race, 43.52% White, and smaller percentages for and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
Other race	170	56.48%
White	131	43.52%

San Simeon Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

San Simeon's average per capita income is $52,114. Household income levels show a median of $54,705. The poverty rate stands at 3.99%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Non Families	$60,968	$51,922
Households	$54,705	$51,925
Families	$53,386	$51,931
Married Families	$53,386	-

$52,114

Average Income

$54,705

Median Household Income

3.99%

Poverty Rate